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Ashurst Perkins Coie – London, New York, Seattle, Sydney

Intellectual Property: Trademark & Copyright

USA Guide 2026 : USA - Nationwide

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Ashurst Perkins Coie – London, New York, Seattle, Sydney

Rankings

Chambers Review

Provided by Chambers

Intellectual Property: Trademark & Copyright - USA - Nationwide

Band 3

What the Team is Known For

Perkins Coie is highly active in the representation of global clients in the pharmaceutical and technology spaces before the USPTO and also noted for its capabilities in patent-based transactions. The group is supported by a litigation team with an enviable trial record before the PTAB and Federal Circuit. The firm frequently handles complex patent appeals before the Federal Circuit and is also noted for its handling of post-grant proceedings. The team fields additional expertise in copyright, trademark and trade secrets issues.

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Work Highlights

Provided by Chambers

  • Perkins Coie represented Inari in a med-tech, multi-patent infringement dispute against Imperative Care in Northern District of California.

Strengths

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  • Perkins Coie’s attorneys have a profound understanding of both legal and business principles which enables them to consistently provide pragmatic counsel, which sets them apart in the field.

    Intellectual Property: Trademark & Copyright respondentUSA

  • The attorneys at Perkins Coie are strong technical experts and are very thorough.

    Intellectual Property: Trademark & Copyright respondentUSA

  • The Perkins Coie team is strong on all fronts: drafting, prosecution and strategy. The attorneys listen, understand the space intimately and are very thoughtful in their actions.

    Intellectual Property: Trademark & Copyright respondentUSA

  • Perkins Coie is one of the best teams in terms of looking ahead to the future and not just focusing on current matters.

    Intellectual Property: Trademark & Copyright respondentUSA

  • Perkins Coie attorneys are great strategic advisers who understand the business implications of issues.

    Intellectual Property: Trademark & Copyright respondentUSA

Notable Practitioners

Provided by Chambers

  • Dan L Bagatell
    Dan L Bagatell

    Dan L Bagatell

    Dan Bagatell has impressive experience in complex Federal Circuit patent appeals, typically acting for hi-tech and pharmaceutical industry companies.

    • Dan is creative, clear and responsive from the podium and in his briefs.

      Intellectual Property: Trademark & Copyright respondentUSA
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  • Nathan Kelley
    Nathan Kelley

    Nathan Kelley

    Nathan Kelley co-chairs the firm's Federal Circuit patent appeals practice. He handles high profile patent litigation appeals, IPRs at the PTAB, and related USPTO work for notable clients in the technology and pharmaceutical industries.

    • Nate knows the patent law intimately and has very deep experience before the Federal Circuit.

      Intellectual Property: Trademark & Copyright respondentUSA

    • Nate Kelley has significant experience arguing in front of the Federal Circuit and is well-known to the judges.

      Intellectual Property: Trademark & Copyright respondentUSA

    • Nathan is a first-class lawyer, with an impeccable reputation in the patent litigation space.

      Intellectual Property: Trademark & Copyright respondentUSA
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  • Jessica Kaiser
    Jessica Kaiser

    Jessica Kaiser

    Jessica Kaiser is a cochair of the firm's post-grant practice. She often represents industry leaders of the tech sector before the PTAB, with a strong emerging technology and software practice.

    • Jessica brings an extraordinary amount of experience and provides great counsel.

      Intellectual Property: Trademark & Copyright respondentUSA

    • Jess is the cream of the crop for post-grant review. She has unparalleled knowledge of the inner workings of the PTAB combined with strong commercial instincts.

      Intellectual Property: Trademark & Copyright respondentUSA
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Ranked Individuals at Ashurst Perkins Coie – London, New York, Seattle, Sydney (3)

USA - Nationwide

Ashurst Perkins Coie – London, New York, Seattle, Sydney has rankings in the following guides

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